US2950165A
Expired / Lapsed
US
⏱️ 0.0 years remaining
New dyeing process
Assignee: —
•
Filing: —
•
Granted: 1960-08-23
•
Expires: 1977-08-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:25
CPC Classifications
C; C09; C09B; C09B67/00; C09B67/0033; C09B67/0041; C09B67/0042; D; D06; D06P; D06P1/00; D06P1/38; D06P3/00; D06P3/58; D06P3/60; D06P3/66; Y; Y10; Y10S; Y10S8/00; Y10S8/916; Y10S8/917
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
PROCESS FOR COLORING TEXTILE MATERIALS SELECTED FROM THE CLASS CONSISTING OF PROTEIN AND REGENERATED PROTEIN TEXTILE MATERIALS WITH A WATER-SOLUBLE DI-CHLORO-S-TRIAZINYL AMINO DYESTUFF CONTAINING AS THE CHROMOPHORIC GROUP A MEMBER SELECTED FROM THE CLASS CONSISTING OF AZO AND ANTHRAQUINONE CHROMOPHORIC GROUPS, WHICH COMPRISES APPLYING THE SAID DYESTUFF TO THE SAID TEXTILE MATERIAL IN AN AQUEOUS MEDIUM AT A TEMPERATURE FROM ABOUT 0*C. TO ABOUT 55*C., IN CONJUNCTION WITH A TREATMENT WITH AN ACID-BINDING AGENT CARBONATES AND BICARBONATES IN A DILUTE OF WATER-SOLUBLE CARBONATES AND BICARBONATES IN A DILUTE AQUEOUS SOLUTION.
Claim 2
Dependent Claim
90 words
PROCESS FOR COLORING TEXTILE MATERIALS SELECTED FROM THE CLASS CONSISTING OF PROTEIN AND REGENERATED PROTEIN TEXTILE MATERIALS WITH A WATER-SOLUBLE DI-CHLORO-S-TRIAZINYL AMINO DYESTUFF CONTAINING AS THE CHROMOPHORIC GROUP A MEMBER SELECTED FROM THE CLASS CONSISTING OF AZO AND ANTHRAQUINONE CHROMOPHORIC GROUPS, WHICH COMPRISES APPLYING THE SAID DYESTUFF TO THE SAID TEXTILE MATERIAL IN AN AQUEOUS MEDIUM AT A TEMPERATURE FROM ABOUT 0*C. TO ABOUT 55*C., IN CONJUNCTION WITH A TREATMENT WITH AN ACID-BINDING AGENT CARBONATES AND BICARBONATES IN A DILUTE OF WATER-SOLUBLE CARBONATES AND BICARBONATES IN A DILUTE AQUEOUS SOLUTION.
References Cited (Backward Citations)
US2795576A
Cited
US2773871A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-23 | 1964-02-22 | 1964-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-23 | 1968-02-22 | 1968-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-23 | 1972-02-22 | 1972-08-23 | $7700.00 | Window Closed / Lapsed |